At the moment yes, however its been discovered theyre using TIM to connect the cpu cover to the cpu instead of soldering it, remember deshimming? Those were the days, they might be back again, possibly bringing the Ivybridge temps right down again

It's likely that these first generation chips are going to be replaced by a better overclocking revision soon.
The 22nm process and 3d transistors are brand new technology and the fabs are probably still tweaking things.